Fix type-of and comparison for new Value variants

src/ast/rtl/core.rs

@@ -381,6 +381,11 @@ fn register_comparison(env: &Environment) {
             (Value::Record(la, va), Value::Record(lb, vb)) => {
                 Value::Bool(std::sync::Arc::ptr_eq(la, lb) && va == vb)
             }
+            (Value::Tuple(a), Value::Tuple(b)) => {
+                Value::Bool(a.len() == b.len()
+                    && a.iter().zip(b.iter()).all(|(x, y)| values_equal(x, y)))
+            }
+            (Value::FieldAccessor(a), Value::FieldAccessor(b)) => Value::Bool(a == b),
             (Value::Void, Value::Void) => Value::Bool(true),
             _ => Value::Bool(false),
         }
@@ -401,6 +406,11 @@ fn register_comparison(env: &Environment) {
             (Value::Bool(a), Value::Bool(b)) => Value::Bool(a != b),
             (Value::Keyword(a), Value::Keyword(b)) => Value::Bool(a != b),
             (Value::DateTime(a), Value::DateTime(b)) => Value::Bool(a != b),
+            (Value::Tuple(a), Value::Tuple(b)) => {
+                Value::Bool(!(a.len() == b.len()
+                    && a.iter().zip(b.iter()).all(|(x, y)| values_equal(x, y))))
+            }
+            (Value::FieldAccessor(a), Value::FieldAccessor(b)) => Value::Bool(a != b),
             (Value::Void, Value::Void) => Value::Bool(false),
             _ => Value::Bool(true),
         }
@@ -605,24 +615,40 @@ fn register_testing(env: &Environment) {
     }));
     env.register_native_fn("type-of", type_of_ty, Purity::Pure, |args| {
         let name = match args.first() {
-            Some(v) => match v.static_type() {
-                StaticType::Void => "void",
-                StaticType::Bool => "bool",
-                StaticType::Int => "int",
-                StaticType::Float => "float",
-                StaticType::DateTime => "datetime",
-                StaticType::Text => "text",
-                StaticType::Keyword => "keyword",
-                StaticType::Tuple(_)
-                | StaticType::Vector(_, _)
-                | StaticType::Matrix(_, _) => "tuple",
-                StaticType::Record(_) => "record",
-                StaticType::Series(_) => "series",
-                StaticType::Stream(_) => "stream",
-                StaticType::Function(_) | StaticType::FunctionOverloads(_) => "function",
-                StaticType::FieldAccessor(_) => "field-accessor",
-                StaticType::Object(name) => name,
-                _ => "unknown",
+            // Match on Value directly to avoid lossy static_type() conversion
+            // (e.g. Value::Function → StaticType::Any loses the "function" info).
+            Some(v) => match v {
+                Value::Void => "void",
+                Value::Bool(_) => "bool",
+                Value::Int(_) => "int",
+                Value::Float(_) => "float",
+                Value::DateTime(_) => "datetime",
+                Value::Text(_) => "text",
+                Value::Keyword(_) => "keyword",
+                Value::Tuple(_) => "tuple",
+                Value::Record(_, _) => "record",
+                Value::FieldAccessor(_) => "field-accessor",
+                Value::Function(_) | Value::Closure(_) => "function",
+                Value::Quote(_) => "quote",
+                Value::Series(_) => "series",
+                Value::Stream(_) => "stream",
+                Value::Cell(c) => {
+                    // Recurse through Cell to get the inner type.
+                    // We can't recurse here directly, so use static_type fallback.
+                    match c.borrow().static_type() {
+                        StaticType::Void => "void",
+                        StaticType::Bool => "bool",
+                        StaticType::Int => "int",
+                        StaticType::Float => "float",
+                        StaticType::DateTime => "datetime",
+                        StaticType::Text => "text",
+                        StaticType::Keyword => "keyword",
+                        StaticType::Record(_) => "record",
+                        StaticType::Series(_) => "series",
+                        StaticType::Stream(_) => "stream",
+                        _ => "unknown",
+                    }
+                }
             },
             None => panic!("type-of requires 1 argument"),
         };

tests/rtl.rs

@@ -138,6 +138,103 @@ fn test_environments_from_shared_rtl_are_independent() {
     assert_eq!(format!("{}", env2.run_script("(+ 1 2)").unwrap()), "3");
 }
 
+// --- Bug fixes for wildcard matches ---
+
+/// `type-of` must return :function for native functions (e.g. `print`).
+/// Previously returned :unknown because Value::Function.static_type() yields Any,
+/// and the type-of match did not handle Any.
+#[test]
+fn test_type_of_native_function() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(type-of print)").unwrap()),
+        ":function",
+    );
+}
+
+/// `type-of` must return :function for closures, not :closure.
+/// Closures are functions from the user's perspective.
+#[test]
+fn test_type_of_closure() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(type-of (fn [x] x))").unwrap()),
+        ":function",
+    );
+}
+
+/// `type-of` must return :field-accessor for field accessors.
+#[test]
+fn test_type_of_field_accessor() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(type-of .name)").unwrap()),
+        ":field-accessor",
+    );
+}
+
+/// The `=` operator must compare tuples structurally, not return false.
+#[test]
+fn test_equality_tuples() {
+    let env = Environment::new();
+    // Use def bindings because vector literals in call position get flattened.
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a [1 2 3]) (def b [1 2 3]) (= a b))").unwrap()),
+        "true",
+    );
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a [1 2 3]) (def b [1 2 4]) (= a b))").unwrap()),
+        "false",
+    );
+    // Nested tuples
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a [[1 2] [3 4]]) (def b [[1 2] [3 4]]) (= a b))").unwrap()),
+        "true",
+    );
+}
+
+/// The `<>` operator must compare tuples structurally.
+#[test]
+fn test_inequality_tuples() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a [1 2 3]) (def b [1 2 3]) (<> a b))").unwrap()),
+        "false",
+    );
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a [1 2 3]) (def b [1 2 4]) (<> a b))").unwrap()),
+        "true",
+    );
+}
+
+/// The `=` operator must compare field accessors by identity.
+#[test]
+fn test_equality_field_accessors() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a .name) (def b .name) (= a b))").unwrap()),
+        "true",
+    );
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a .name) (def b .age) (= a b))").unwrap()),
+        "false",
+    );
+}
+
+/// The `<>` operator must compare field accessors by identity.
+#[test]
+fn test_inequality_field_accessors() {
+    let env = Environment::new();
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a .name) (def b .age) (<> a b))").unwrap()),
+        "true",
+    );
+    assert_eq!(
+        format!("{}", env.run_script("(do (def a .name) (def b .name) (<> a b))").unwrap()),
+        "false",
+    );
+}
+
 /// Arithmetic operators with incompatible types (e.g. Float - Record)
 /// must be caught at compile time, not silently return Void at runtime.
 #[test]